How to Buy at Website Sincere Store
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How to do a purchase?

To make a purchase, Please Press the button "Add To Cart" on the product you have selected and then follow along the instructions. After doing the "Check Out" to the "Finish" & filling out the form completely, we will contact you either by email or telephone call to inform the conditions of stock ordered and shipping costs that apply.
You can make a purchase by directly calling our hotline number : 021-424-3173, sending email to: This e-mail address is being protected from spambots. You need JavaScript enabled to view it , or visiting one of the nearby Sincere Music outlet.


Price list on our website

Prices listed on our website is our current price. To get the best price, we recommend you to always follow the updates of promotion that we continuously do through websites, Facebook, & Twitter, or alternatively you can call the nearest Sincere Music Outlet to get further info.


Product Warranty

We sell original products with original warranty from the Yamaha manufacturer.